PDB Short entry for 2FFQ
HEADER    HYDROLASE                               20-DEC-05   2FFQ              
TITLE     THE CRYSTAL STRUCTURE OF HUMAN NEURONAL RAB6B IN ITS ACTIVE GTPGS-    
TITLE    2 BOUND FORM                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RAS-RELATED PROTEIN RAB-6B;                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: RAB6B;                                                      
COMPND   5 EC: 3.6.1.-;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: RAB6B;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28A                                    
KEYWDS    PROTEIN-NUCLEOTIDE COMPLEX, HYDROLASE                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    I.GARCIA-SAEZ,S.TCHERNIUK,F.KOZIELSKI                                 
REVDAT   3   14-FEB-24 2FFQ    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 2FFQ    1       VERSN                                    
REVDAT   1   04-JUL-06 2FFQ    0                                                
JRNL        AUTH   I.GARCIA-SAEZ,S.TCHERNIUK,F.KOZIELSKI                        
JRNL        TITL   THE STRUCTURE OF HUMAN NEURONAL RAB6B IN THE ACTIVE AND      
JRNL        TITL 2 INACTIVE FORM.                                               
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  62   725 2006              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   16790928                                                     
JRNL        DOI    10.1107/S0907444906015319                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.78 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.78                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 13155                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.191                           
REMARK   3   FREE R VALUE                     : 0.202                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1326                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.78                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.89                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 90.30                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2170                       
REMARK   3   BIN FREE R VALUE                    : 0.2590                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 217                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.018                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1329                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 33                                      
REMARK   3   SOLVENT ATOMS            : 132                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.18                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.10                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.20                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.14                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2FFQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-JAN-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000035824.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 25-JUL-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.3                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : BM30A                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9797                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 13846                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.780                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 31.800                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 6.500                              
REMARK 200  R MERGE                    (I) : 0.05200                            
REMARK 200  R SYM                      (I) : 0.04800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.88                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.22800                            
REMARK 200  R SYM FOR SHELL            (I) : 0.20900                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 30.12                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.76                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG3350, 0.2M AMMONIUM NITRATE ,     
REMARK 280  PH 6.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 292.15K          
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       17.94250            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       31.84250            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.49150            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       31.84250            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       17.94250            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.49150            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    12                                                      
REMARK 465     HIS A   177                                                      
REMARK 465     HIS A   178                                                      
REMARK 465     HIS A   179                                                      
REMARK 465     HIS A   180                                                      
REMARK 465     HIS A   181                                                      
REMARK 465     HIS A   182                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ASN A   40   OD1                                                 
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LEU A  57      145.47   -171.99                                   
REMARK 500    LYS A 127       37.39     78.90                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 356  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A  27   OG1                                                    
REMARK 620 2 THR A  45   OG1  86.4                                              
REMARK 620 3 GSP A 355   O2G 177.5  96.1                                        
REMARK 620 4 GSP A 355   O2B  87.2 172.7  90.3                                  
REMARK 620 5 HOH A 357   O    88.0  92.6  92.1  90.6                            
REMARK 620 6 HOH A 358   O    89.4  89.5  90.4  87.0 176.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 356                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GSP A 355                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2FE4   RELATED DB: PDB                                   
REMARK 900 SAME PROTEIN IN ITS INACTIVE GDP-BOUND FORM                          
DBREF  2FFQ A   13   174  UNP    Q9NRW1   RAB6B_HUMAN     13    174             
SEQADV 2FFQ GLY A   12  UNP  Q9NRW1              CLONING ARTIFACT               
SEQADV 2FFQ LEU A  175  UNP  Q9NRW1              CLONING ARTIFACT               
SEQADV 2FFQ GLU A  176  UNP  Q9NRW1              CLONING ARTIFACT               
SEQADV 2FFQ HIS A  177  UNP  Q9NRW1              EXPRESSION TAG                 
SEQADV 2FFQ HIS A  178  UNP  Q9NRW1              EXPRESSION TAG                 
SEQADV 2FFQ HIS A  179  UNP  Q9NRW1              EXPRESSION TAG                 
SEQADV 2FFQ HIS A  180  UNP  Q9NRW1              EXPRESSION TAG                 
SEQADV 2FFQ HIS A  181  UNP  Q9NRW1              EXPRESSION TAG                 
SEQADV 2FFQ HIS A  182  UNP  Q9NRW1              EXPRESSION TAG                 
SEQRES   1 A  171  GLY LYS PHE LYS LEU VAL PHE LEU GLY GLU GLN SER VAL          
SEQRES   2 A  171  GLY LYS THR SER LEU ILE THR ARG PHE MET TYR ASP SER          
SEQRES   3 A  171  PHE ASP ASN THR TYR GLN ALA THR ILE GLY ILE ASP PHE          
SEQRES   4 A  171  LEU SER LYS THR MET TYR LEU GLU ASP ARG THR VAL ARG          
SEQRES   5 A  171  LEU GLN LEU TRP ASP THR ALA GLY GLN GLU ARG PHE ARG          
SEQRES   6 A  171  SER LEU ILE PRO SER TYR ILE ARG ASP SER THR VAL ALA          
SEQRES   7 A  171  VAL VAL VAL TYR ASP ILE THR ASN LEU ASN SER PHE GLN          
SEQRES   8 A  171  GLN THR SER LYS TRP ILE ASP ASP VAL ARG THR GLU ARG          
SEQRES   9 A  171  GLY SER ASP VAL ILE ILE MET LEU VAL GLY ASN LYS THR          
SEQRES  10 A  171  ASP LEU ALA ASP LYS ARG GLN ILE THR ILE GLU GLU GLY          
SEQRES  11 A  171  GLU GLN ARG ALA LYS GLU LEU SER VAL MET PHE ILE GLU          
SEQRES  12 A  171  THR SER ALA LYS THR GLY TYR ASN VAL LYS GLN LEU PHE          
SEQRES  13 A  171  ARG ARG VAL ALA SER ALA LEU LEU GLU HIS HIS HIS HIS          
SEQRES  14 A  171  HIS HIS                                                      
HET     MG  A 356       1                                                       
HET    GSP  A 355      32                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE                       
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  GSP    C10 H16 N5 O13 P3 S                                          
FORMUL   4  HOH   *132(H2 O)                                                    
HELIX    1   1 GLY A   25  ASP A   36  1                                  12    
HELIX    2   2 GLN A   72  LEU A   78  5                                   7    
HELIX    3   3 ILE A   79  SER A   86  1                                   8    
HELIX    4   4 ASN A   97  GLN A  103  1                                   7    
HELIX    5   5 GLN A  103  GLY A  116  1                                  14    
HELIX    6   6 LEU A  130  ARG A  134  5                                   5    
HELIX    7   7 THR A  137  LEU A  148  1                                  12    
HELIX    8   8 ASN A  162  GLU A  176  1                                  15    
SHEET    1   A 6 ASP A  49  LEU A  57  0                                        
SHEET    2   A 6 ARG A  60  ASP A  68 -1  O  ASP A  68   N  ASP A  49           
SHEET    3   A 6 LYS A  15  LEU A  19  1  N  LEU A  16   O  GLN A  65           
SHEET    4   A 6 VAL A  88  ASP A  94  1  O  VAL A  92   N  LEU A  19           
SHEET    5   A 6 ILE A 120  ASN A 126  1  O  VAL A 124   N  VAL A  91           
SHEET    6   A 6 MET A 151  THR A 155  1  O  MET A 151   N  LEU A 123           
LINK         OG1 THR A  27                MG    MG A 356     1555   1555  2.08  
LINK         OG1 THR A  45                MG    MG A 356     1555   1555  2.23  
LINK         O2G GSP A 355                MG    MG A 356     1555   1555  2.13  
LINK         O2B GSP A 355                MG    MG A 356     1555   1555  2.29  
LINK        MG    MG A 356                 O   HOH A 357     1555   1555  2.33  
LINK        MG    MG A 356                 O   HOH A 358     1555   1555  2.35  
SITE     1 AC1  5 THR A  27  THR A  45  GSP A 355  HOH A 357                    
SITE     2 AC1  5 HOH A 358                                                     
SITE     1 AC2 24 GLN A  22  SER A  23  VAL A  24  GLY A  25                    
SITE     2 AC2 24 LYS A  26  THR A  27  SER A  28  PHE A  38                    
SITE     3 AC2 24 ASP A  39  ASN A  40  TYR A  42  THR A  45                    
SITE     4 AC2 24 GLY A  71  THR A 113  ASN A 126  LYS A 127                    
SITE     5 AC2 24 ASP A 129  LEU A 130  SER A 156  ALA A 157                    
SITE     6 AC2 24 LYS A 158   MG A 356  HOH A 357  HOH A 374                    
CRYST1   35.885   60.983   63.685  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.027867  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016398  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015702        0.00000